.header {
  // background-color: #faa;
  .head {
    
    position: fixed;
    z-index: 10000;
    display: flex;
    align-items: center;
    width: 100%;
    top: 0rpx;
    box-sizing: border-box;
    padding: 0 40rpx;
    background: #fff;
    .title {
      font-family: PingFang-SC-Bold;
      font-size: 34rpx;
      font-weight: bold;
      font-stretch: normal;
      line-height: 24rpx;
      letter-spacing: 1rpx;       
      text-align: center;
      margin: 0 auto;
    }

    .logo {
      height: 35rpx;
      // width: 170rpx;
    }

  }
} 

.return{
  color: #fff;
  // font-weight: 600;
  font-size: 36rpx; 
}